GB2575672B - Motion estimation in video - Google Patents

Motion estimation in video Download PDF

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Publication number
GB2575672B
GB2575672B GB1811818.2A GB201811818A GB2575672B GB 2575672 B GB2575672 B GB 2575672B GB 201811818 A GB201811818 A GB 201811818A GB 2575672 B GB2575672 B GB 2575672B
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United Kingdom
Prior art keywords
video
motion estimation
estimation
motion
Prior art date
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Active
Application number
GB1811818.2A
Other versions
GB201811818D0 (en
GB2575672A (en
Inventor
James Knee Michael
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Grass Valley Ltd
Original Assignee
Grass Valley Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Publication date
Application filed by Grass Valley Ltd filed Critical Grass Valley Ltd
Priority to GB1811818.2A priority Critical patent/GB2575672B/en
Publication of GB201811818D0 publication Critical patent/GB201811818D0/en
Publication of GB2575672A publication Critical patent/GB2575672A/en
Application granted granted Critical
Publication of GB2575672B publication Critical patent/GB2575672B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T7/00—Image analysis
    • G06T7/20—Analysis of motion
    • G06T7/207—Analysis of motion for motion estimation over a hierarchy of resolutions
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/10—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding
    • H04N19/134—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using adaptive coding characterised by the element, parameter or criterion affecting or controlling the adaptive coding
    • H04N19/136—Incoming video signal characteristics or properties
    • H04N19/137—Motion inside a coding unit, e.g. average field, frame or block difference
    • H04N19/139—Analysis of motion vectors, e.g. their magnitude, direction, variance or reliability
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
    • H04N19/50—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding
    • H04N19/503—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals using predictive coding involving temporal prediction
    • H04N19/51—Motion estimation or motion compensation
    • H04N19/513—Processing of motion vectors
    • H04N19/521—Processing of motion vectors for estimating the reliability of the determined motion vectors or motion vector field, e.g. for smoothing the motion vector field or for correcting motion vectors
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/14—Picture signal circuitry for video frequency region
    • H04N5/144—Movement detection
    • H04N5/145—Movement estimation
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10016—Video; Image sequence
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/10—Image acquisition modality
    • G06T2207/10016—Video; Image sequence
    • G06T2207/10021—Stereoscopic video; Stereoscopic image sequence
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20016—Hierarchical, coarse-to-fine, multiscale or multiresolution image processing; Pyramid transform
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T2207/00—Indexing scheme for image analysis or image enhancement
    • G06T2207/20—Special algorithmic details
    • G06T2207/20021—Dividing image into blocks, subimages or windows

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Image Analysis (AREA)
GB1811818.2A 2018-07-19 2018-07-19 Motion estimation in video Active GB2575672B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1811818.2A GB2575672B (en) 2018-07-19 2018-07-19 Motion estimation in video

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1811818.2A GB2575672B (en) 2018-07-19 2018-07-19 Motion estimation in video

Publications (3)

Publication Number Publication Date
GB201811818D0 GB201811818D0 (en) 2018-09-05
GB2575672A GB2575672A (en) 2020-01-22
GB2575672B true GB2575672B (en) 2021-11-10

Family

ID=63364418

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1811818.2A Active GB2575672B (en) 2018-07-19 2018-07-19 Motion estimation in video

Country Status (1)

Country Link
GB (1) GB2575672B (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010070128A1 (en) * 2008-12-19 2010-06-24 Thomson Licensing Method for multi-resolution motion estimation
US20110194025A1 (en) * 2010-02-08 2011-08-11 Himax Technologies Limited Method and system of hierarchical motion estimation

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010070128A1 (en) * 2008-12-19 2010-06-24 Thomson Licensing Method for multi-resolution motion estimation
US20110194025A1 (en) * 2010-02-08 2011-08-11 Himax Technologies Limited Method and system of hierarchical motion estimation

Also Published As

Publication number Publication date
GB201811818D0 (en) 2018-09-05
GB2575672A (en) 2020-01-22

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